Graph optimization for dimensionality reduction with sparsity constraints.
Limei ZhangSongcan ChenLishan QiaoPublished in: Pattern Recognit. (2012)
Keyphrases
- dimensionality reduction
- sparsity constraints
- sparse representation
- high dimensional data
- principal component analysis
- low dimensional
- negative matrix factorization
- dictionary learning
- high dimensional
- low rank
- kernel learning
- feature extraction
- singular value decomposition
- sparse coding
- natural images
- data representation
- data sets
- higher order
- feature space
- image processing
- computer vision